The gaffe was spotted by the @HeardinLondon Twitter account, which sarcastically tweeted: "Well done, BBC."

Thatcher was notorious for her confrontation with the National Union of Mineworkers and its leader Arthur Scargill. Thatcher refused to meet the demands of the miners and their strike concluded after a year without a deal.

The post has been retweeted more than 500 times and received nearly 150 favourites.

DIGITAL SPY, PART OF THE HEARST UK ENTERTAINMENT NETWORK
Digital Spy participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites.